Potassium isotope has a half life of 1.37 × 10 raise to 9 years and decays to an isotope of Argon which is stable.In a particular sample of moon rock the ratio of potassium atoms to Argon atoms was found to be 1:7 .Therefore the age of Rock assuming that originally there was no Argon present is?
Potassium isotope has a half life of 1.37 × 10 raise to 9 years and decays to an isotope of Argon which is stable.In a particular sample of moon rock the ratio of potassium atoms to Argon atoms was found to be 1:7 .Therefore the age of Rock assuming that originally there was no Argon present is?